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Cavern Diver

Prerequisites
Divers interested in the IANTD Cavern Diver Course must be Advanced Open Water certified, 15 years of age, and have a minimum of 10 logged dives.

Performance Requirements:

  • Land Drills
  • Use of guidelines
  • Following guide lines with and without vision
  • Simulation of silt- out
  • One confined water dive must be conducted
  • A minimum of 4 open water dives, 90 minute bottom time must be conducted
  • Proficient in propulsion techniques:
  • Modified flutter
  • Modified frog,
  • Modified dolphin
  • Standard shuffle kick
  • Swim a distance of 75 feet without a mask
  • Swim in a simulated out of air situation (without breathing and exhaling slowly) for a distance of at least 45 feet and commence gas sharing. While gas sharing, continue to swim for a distance of at least 200 feet while maintaining a swim rate of approximately 60 feet per minute
  • Determine SAC rate and RMV
  • Practice use of reel and line
  • In the overhead environment, practice running the line and making tie wraps
  • With eyes closed, follow a guideline in the overhead environment
  • Share breathing gas while following the guideline, both with eyes open and with eyes closed
  • Perform an ‘S’ drill prior to commencement of all dives.
  • Leak check each member’s equipment
  • Breathe underwater from both/all regulators to ensure proper function
  • Perform light checks
  • Perform valve shutdowns combined with regulator switches
  • If isolator valves are used, these are also to be closed and the re opened
  • Buddies should check that all valves are back in proper position at the end of drill
  • On first dive with a new partner, perform a gas sharing drill

 

Equipment Requirements

  • Wing style Bladder- minimum 55 lb lift.
  • Harness System
  • 5 to 7 ft long hose for primary second stage
  • Two cutting devices
  • Two bottom timers/depth gauges (or computers)
  • Bungee necklace
  • Wrist Slate
  • Pocket slate
  • BC Pocket- if not on drysuit
  • Non-directional line markers – cookies or clothes pins
  • Primary light source
  • 2 secondary/ back-up lights
  • 2 reels total- one primary and one cavern reel

 

Course Availability
Check out our calendar and then contact us for the next available classes.

 

 
   

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